JAISOOK , S. . THE DEVELOPMENT OF A MATHEMATICAL PROBLEM SOLVING ABILITIES BY PROBLEM–BASED LEARNING APPROACHES FOR ELEMENTARY TEACHER STUDENTS. Journal of MCU Nakhondhat, Nakhon Si Thammarat, Thailand, v. 11, n. 11, p. 170–180, 2024. Disponível em: https://so03.tci-thaijo.org/index.php/JMND/article/view/280931. Acesso em: 27 apr. 2025.